Meanings
noungeocorona (plural geocoronas)
plural geocoronas
- uncountableEarth's atmosphereThe region of ionized hydrogen (protons) that makes up the outermost region of the Earth's atmosphere (and by extension of other planets.)
- broadlyplasma physics; space physics; plasma physics; space physicsclimatologyAnalogs of the geocorona; Synonym of protonosphere.
Synonyms & antonyms
Similar
Also see
Origin
From geo- + corona. From being the luminous part of the atmosphere, the outermost region of Earth's atmosphere.
Full word history & related roots →Translations
French géocouronne, géocorona
- géocouronneTranslations
- géocoronaTranslations
- geocoronaTranslations
Spanish geocorona
- geocoronaTranslations
Cite this entry
APA
geocorona. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/geocorona
MLA
“geocorona.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/geocorona. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “geocorona,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/geocorona.
Source: geocorona on Wiktionary, CC BY-SA 4.0.